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156 CHAPTER 11: CONFIGURING SPANNING TREE
Viewing
Spanning
Tree
The Spanning Tree Summary Page displays the current Spanning Tree
parameters for all ports.
To view Spanning Tree Summary:
1 Click Device > Spanning Tree > Summary. The Spanning Tree
Summary Page opens:
Figure 81 Spanning Tree Summary Page
The Spanning Tree Summary Page contains the following fields:
■ Port — Indicates the interface for which the information is displayed.
■ Status — Indicates if STA is enabled on the port. The possible field
values are:
■ Enabled — Indicates that STA is enabled on the port.
■ Disabled — Indicates that STA is disabled on the port.
■ Path Cost — Indicates the port contribution to the root path cost. The
path cost can be adjusted to a higher or lower value, and is used to
determine the path used to forward traffic when a path is re-routed.
■ Edge Port — Indicates if fast forwarding is enabled on the port. If
enabled, the port is automatically placed in the Forwarding state
when the port link is up. Edge Port optimizes STA protocol topology
convergence, retains the current forwarding database to reduce the
amount of frame flooding required to rebuild address tables during
reconfiguration events, does not cause the spanning tree to